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Communication | Regular issue | Vol 22, No. 1, 1984, pp.13-16
Published online, 1st January, 1970
DOI: 10.3987/R-1984-01-0013
Reactions of 10-Thiaisoalloxazine with Primary and Secondary Alcohols

Yoshifumi Maki,* Miyuki Tanabe, Yutaka Kajima, Magoichi Sako, and Kosaku Hirota

*Gifu Pharmaceutical University, 6-1 Mitahora-higashi 5-chome, Gifu 502-8585, Japan

Abstract

Reaction of 10-thiaisoalloxazine 1 with lower primary alcohols glves 4a,10a-diadducts 4 or 4a,10a-cyclic adducts 5 across the conjugated diimine moiety, whereas 1 oxidizes secondary alcohols in the neutral medium under irradiation with daylight to afford the corresponding carbonyl compounds.